25355500

素因数分解:

$2^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:212

約数の個数: 96

約数和(自身を含む): 62112960

約数和(自身を除く): 36757460

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 25, 34, 38, 50, 68, 76, 85, 95, 100, 125, 157, 170, 190, 250, 314, 323, 340, 380, 425, 475, 500, 628, 646, 785, 850, 950, 1292, 1570, 1615, 1700, 1900, 2125, 2375, 2669, 2983, 3140, 3230, 3925, 4250, 4750, 5338, 5966, 6460, 7850, 8075, 8500, 9500, 10676, 11932, 13345, 14915, 15700, 16150, 19625, 26690, 29830, 32300, 39250, 40375, 50711, 53380, 59660, 66725, 74575, 78500, 80750, 101422, 133450, 149150, 161500, 202844, 253555, 266900, 298300, 333625, 372875, 507110, 667250, 745750, 1014220, 1267775, 1334500, 1491500, 2535550, 5071100, 6338875, 12677750, 25355500]

約数ペア:

[(1, 25355500), (2, 12677750), (4, 6338875), (5, 5071100), (10, 2535550), (17, 1491500), (19, 1334500), (20, 1267775), (25, 1014220), (34, 745750), (38, 667250), (50, 507110), (68, 372875), (76, 333625), (85, 298300), (95, 266900), (100, 253555), (125, 202844), (157, 161500), (170, 149150), (190, 133450), (250, 101422), (314, 80750), (323, 78500), (340, 74575), (380, 66725), (425, 59660), (475, 53380), (500, 50711), (628, 40375), (646, 39250), (785, 32300), (850, 29830), (950, 26690), (1292, 19625), (1570, 16150), (1615, 15700), (1700, 14915), (1900, 13345), (2125, 11932), (2375, 10676), (2669, 9500), (2983, 8500), (3140, 8075), (3230, 7850), (3925, 6460), (4250, 5966), (4750, 5338)]